S. Ghoneim, M. Kechlibar, T. Kepka Ordinary selfdistributive rings
Comment.Math.Univ.Carolinae 46,2 (2005) 293-299.
Abstract:Left selfdistributive rings (i.e., $xyz = xyxz$) which are semidirect sums of boolean rings and rings nilpotent of index at most 3 are studied.